Powerground Line Inspection

Connect the test harness between the main wire harness and ECM (page 5-8).

TOOL:

ECU test harness

07YMZ-0010100 (two required)

GROUND LINE

Check for continuity between the ECM test harness connector A9 terminal and ground, between the A20 terminal and ground, and between the B12 terminal and ground.

There should be continuity at all times.

If there is no continuity, check for an open circuit in the Green/Pink wire and Green wire

22P (LIGHT GRAY)

Honda 600f4i Female Ecu Terminal

22P (BLACK) CONNECTOR

22P (LIGHT GRAY)

22P (BLACK) CONNECTOR

POWER INPUT LINE

Turn the ignition switch to "ON" with the engine stop switch in the "RUN" position.

Measure the voltage between the ECM test harness connector BB terminal (+) and ground.

There should be battery voltage.

If there is no voltage, check for an open circuit in the

Black/White wire between the ECM and bank angle sensor/relay.

If the wire is OK, check tire bank angle sensor/relay (page 5-83).

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